Geeetech Prusa I3 A pro User Manual
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Geeetech Prusa I3 A pro User Manual

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  • Page 1 Geeetech Prusa I3 A pro User Manual...

  • Page 2: Safety Instructions

    Safety Instructions Building the printer will require a certain amount of physical dexterity, common sense and a thorough understanding of what you are doing. We have provided this detailed instruction to help you assemble it easily. However ultimately we cannot be responsible for your health and safety whilst building or operating the printer, with that in mind be sure you are confident with what you are doing prior to commencing with building or buying.

  • Page 3: Software Resources

    ShenZhen GETECH CO.,LTD www.geeetech.com 1 Software resources 1.1 Printer control software Repetier-Host We use the latest Repetier host V1.6.0 as the printer control software, link for downloading: http://www.geeetech.com/wiki/index.php/Repetier-Host#Download After downloading and installation, it can be used.

  • Page 4: Arduino Ide

    ShenZhen GETECH CO.,LTD www.geeetech.com 1.2 Driver Connect the printer to computer with USB cable, the motherboard driver installer will automatically appear. If not, you can download FT232RQ here, which is the driver of GT2560: http://www.geeetech.com/wiki/index.php/Prusa_I3_X#Install_the_drivers Download and install, you can find the corresponding serial port in the Windows "Device Manager":...

  • Page 5: Connect The Printer

    ShenZhen GETECH CO.,LTD www.geeetech.com 2 Connect the printer After the above software is installed, we can connect the printer to the computer. Plug the USB into the computer, open Repetier host, click the icon in the top right corner, and the dialog box of printer settings will appear.
  • Page 6 ShenZhen GETECH CO.,LTD www.geeetech.com After setting, click the button in the top left corner of Home Page. When the button turns green and changes into , the printer connection is successful.

  • Page 7: Printer Setting

    ShenZhen GETECH CO.,LTD www.geeetech.com Printer Setting 3.1 Printer speed Set the running speed of printer as 1000 in the printer settings in order to avoid collision because of high speed during the test. After follow-up tests are completed it can be changed back to the original value.
  • Page 8 ShenZhen GETECH CO.,LTD www.geeetech.com 3.2 Number of Extruder and Nozzle Diameter The number of extruders is set to 1. The diameter of nozzle is set according to actual size, here is 0.4mm.
  • Page 9 ShenZhen GETECH CO.,LTD www.geeetech.com 3.3 Printer shape Here the printer shape of I3 aluminum is Classic Printer; For home position, choose Min; The printer's maximum printing volume 200 * 200 * 180 (length / width / height)
  • Page 10 ShenZhen GETECH CO.,LTD www.geeetech.com If the object which is being printed is not in the center of the hot bed, you can adjust the following two values to compensate for the distance deviation of X / Y direction: Bed Left...
  • Page 11 ShenZhen GETECH CO.,LTD www.geeetech.com After setting, click Apply>OK The interface after setting is as following:...

  • Page 12: Printer Function Test

    ShenZhen GETECH CO.,LTD www.geeetech.com 4 Printer Function Test When we are testing, we can test through LCD control panel or we can also do the test on Repetier Host. The methods are as followings. 4.1 Use Repetier Host to Test 4.1.1 Motor Direction Test...
  • Page 13 ShenZhen GETECH CO.,LTD www.geeetech.com Open Repetier host and connect the printer. Click Home button , then all three axes will move towards the endstop. After they hit the endstop they will move back for a short distance and then stop the movement. The origin location should be in the right front corner of the printer platform. If the moving direction is reversed, you can change the motor direction in firmware.
  • Page 14 ShenZhen GETECH CO.,LTD www.geeetech.com Click the heating button of the hot bed and the extruder . The slash will disappear and you will see the temperature rising up. Meanwhile you can see the temperature changing at the bottom of Repetier.
  • Page 15 ShenZhen GETECH CO.,LTD www.geeetech.com 4.1.3 Extruder test Please note: The extruder will not begin working until the temperature reaches above 170 ℃. Heat the extruder to 200 ℃, and then insert the filament into hotend via push-in fitting. When you are pushing the filament, press the release handle slightly with one hand and push the filament with the other hand through the feeding port.
  • Page 16 ShenZhen GETECH CO.,LTD www.geeetech.com After pushing the filament into the bottom of hotend, use the feeding button on Repetier (as shown in following picture) to do manual feeding. If the nozzle can extrude filament fluently, the extruder...
  • Page 17 ShenZhen GETECH CO.,LTD www.geeetech.com is working well. If not, please refer to FAQ. Note: If the moving direction of the motor is reversed, which means you found the filament going backwards when you click to feed downwards, change the motor direction of the extruder in the firmware to solve the problem.
  • Page 18 ShenZhen GETECH CO.,LTD www.geeetech.com 1. Press the knob: OK or enter the sub-menu 2. Turn the knob: to scroll through the options, or change parameters Note: Turn the knob during printing; you can change the Feed rate in real time.
  • Page 19 ShenZhen GETECH CO.,LTD www.geeetech.com Choose Move axis：...
  • Page 20 ShenZhen GETECH CO.,LTD www.geeetech.com Choose Move 1mm： （ Note: the extruder can only support two options: Move 1mm and Move 0.1mm. The 10mm option is disabled.）...
  • Page 21 ShenZhen GETECH CO.,LTD www.geeetech.com Choose the axis that you want to move by using Move X/Y/Z options. Turning the knob can make each axis move left and right or back and forth.
  • Page 22 ShenZhen GETECH CO.,LTD www.geeetech.com After testing each axis, you can choose Prepare>Auto home in the menu to make it back to home position.
  • Page 23 ShenZhen GETECH CO.,LTD www.geeetech.com If you want to manually move the motor, you can unlock the motor. Unlocking method: Prepare>Disable steppers：...
  • Page 24 ShenZhen GETECH CO.,LTD www.geeetech.com...
  • Page 25 ShenZhen GETECH CO.,LTD www.geeetech.com 4.2.2 Heating Test In the Control menu, you can select temperature setting of hotbed and extruder. Choose control:...
  • Page 26 ShenZhen GETECH CO.,LTD www.geeetech.com Choose temperature：...
  • Page 27 ShenZhen GETECH CO.,LTD www.geeetech.com Select the temperature you want to set:...
  • Page 28 ShenZhen GETECH CO.,LTD www.geeetech.com...
  • Page 29 ShenZhen GETECH CO.,LTD www.geeetech.com After setting, store it:...
  • Page 30 ShenZhen GETECH CO.,LTD www.geeetech.com Then you can choose Prepare> Preheat PLA to preheat hot bed and extruder.
  • Page 31 ShenZhen GETECH CO.,LTD www.geeetech.com...

  • Page 32: Heatbed Leveling

    ShenZhen GETECH CO.,LTD www.geeetech.com So far, function tests of the printer are done. 5 Heatbed Leveling Before printing, we need to do hotbed leveling. Only after this step can quality of printed parts get improved. Otherwise the un-leveling gap between the hotbed and extrusion head will affect the...
  • Page 33 ShenZhen GETECH CO.,LTD www.geeetech.com 5.1 Homing Home the printer. 5.2 Coarse tuning of distance between the nozzle and the hotbed *If the nozzle is far from the surface of hotbed, loosen the M3x45mm screw to extend the bottom part. Then the printer will home at a relatively lower place, the distance between the nozzle and the hotbed will be decreased.

  • Page 34: Fine Tuning

    ShenZhen GETECH CO.,LTD www.geeetech.com 5.3 Fine Tuning After the initial adjustment, home the printer. sable the stepper motors( , manually move the extruder to the four corners of the hot bed and fine-tuning the wing nut at each corner to level the distances between the extrusion head and four corners.

  • Page 35: Slice Settings

    ShenZhen GETECH CO.,LTD www.geeetech.com 6 Slice Settings With one more step, we can start printing,set the slice parameters such as print material diameter, the speed, the layer height, etc. to achieve better print quality. Open slic3r, which is a slice software coming with Repetier host.

  • Page 36: Printing Setting

    ShenZhen GETECH CO.,LTD www.geeetech.com 6.1 Printing Setting Set layer height and the first layer height in the Print setting tab. Generally speaking, layer height can be set as 0.1-0.3mm. Considering of accuracy and speed, 0.2mm is the most appropriate layer...

  • Page 37: Filament Setting

    ShenZhen GETECH CO.,LTD www.geeetech.com 6.2 Filament Setting Set filament diameter and print temperature in the Filament setting tab. Filament we use here is 1.75mm PLA. Usually the temperature of the extrusion head is 195-210℃，and the temperature of hotbed is 60-70℃. Here we separately set them as 200℃ and 65℃.
  • Page 38 ShenZhen GETECH CO.,LTD www.geeetech.com 6.3 Printer Setting Set the shape and size of hotbed and the number of extruders in the Printer setting> General tab.
  • Page 39 ShenZhen GETECH CO.,LTD www.geeetech.com...
  • Page 40 ShenZhen GETECH CO.,LTD www.geeetech.com Meanwhile set the extrusion head diameter as 0.4mm (input the actual diameter of your own printer):...
  • Page 41 ShenZhen GETECH CO.,LTD www.geeetech.com 6.4 Other Settings In addition to the above parameter settings, parameters like the speed of the printer are also very important to print quality. It requires user’s long-term using experience and exploration. Here we’d like to give you a setting for reference, please download the attachment config.ini.
  • Page 42 ShenZhen GETECH CO.,LTD www.geeetech.com Find “I3 aluminum PLA config.ini” file in the dialog box and open it.
  • Page 43 ShenZhen GETECH CO.,LTD www.geeetech.com Then you can successfully import the config.ini file. Click the Save button to rename and save it.

  • Page 44: Begin Printing

    ShenZhen GETECH CO.,LTD www.geeetech.com 7 Begin Printing So far, all the preparatory work is completed. The next step is to import the model file for slicing and printing. For 3D printer, the file format of the model is generally .stl file. We can download for free and print those models which are shared online , and you can also design your own creative objects for printing.
  • Page 45 ShenZhen GETECH CO.,LTD www.geeetech.com 7.1 Load print model In the main interface of Repetier host, click the Load button Choose the file you have downloaded and open it.
  • Page 46 ShenZhen GETECH CO.,LTD www.geeetech.com 7.2 Model Slicing After the file is loaded, you can use the following buttons to enlarge, shrink or rotate it.
  • Page 47 ShenZhen GETECH CO.,LTD www.geeetech.com After the size setting, choose the slicing parameters which were imported previously in the drop- down menu, and click slice with slic3r.
  • Page 48 ShenZhen GETECH CO.,LTD www.geeetech.com In this way, .gcode file which can be recognized by the printer is generated.
  • Page 49 ShenZhen GETECH CO.,LTD www.geeetech.com Last step, click button to print.
  • Page 50 ShenZhen GETECH CO.,LTD www.geeetech.com 7.3 Stand-alone print with SD Card If you want to print Stand-alone , you can save the .gcode file in SD card for printing. Note: The printer only recognizes .gcode file in the SD card, and the file can not be placed in any...
  • Page 51 ShenZhen GETECH CO.,LTD www.geeetech.com 7.3.2 Generate file Choose a save path to save the generated .gcode file which can be used for SD card printing.
  • Page 52 ShenZhen GETECH CO.,LTD www.geeetech.com 7.3.3 Print Insert the SD card into the SD card slot at the back of the LCD control panel, and choose the corresponding .gcode to print. Press the knob on LCD, rotate the knob to enter the main menu and choose Print from SD option.
  • Page 53 ShenZhen GETECH CO.,LTD www.geeetech.com Choose corresponding .gcode file to begin printing.
  • Page 54 ShenZhen GETECH CO.,LTD www.geeetech.com Heating...
  • Page 55 ShenZhen GETECH CO.,LTD www.geeetech.com When heating is completed, it begins printing automatically.
  • Page 56 ShenZhen GETECH CO.,LTD www.geeetech.com 8 FAQ If you encounter any problems during use, you can come to our forum: http://www.geeetech.com/forum/, and there are detailed solutions answer in the forum. Common problems are as follows:...
  • Page 57 ShenZhen GETECH CO.,LTD www.geeetech.com 8.1 How to upload firmware? The motherboard of the printer is already burned with firmware when it leaves the factory. If you have firmware problem when you are using the product and need to upload firmware, you need to use the Arduino IDE to burn.
  • Page 58 ShenZhen GETECH CO.,LTD www.geeetech.com Common parameters settings of firmware, please refer to: http://www.geeetech.com/forum/viewtopic.php?f=13&t=17194 8.2 How to change the motor direction in firmware? In the configuration.h tab of firmware, find the following codes. Change the true of corresponding axis into false or false into true, and save the firmware and burn into the printer. ( Because you don’t know the firmware which has been burned by mother board is true or false, it may be necessary to burn both of the two parameters.)
  • Page 59 ShenZhen GETECH CO.,LTD www.geeetech.com 8.3 User manual of Repetier Host For detailed user manual of Repetier Host, please refer to Wiki: http://www.geeetech.com/wiki/index.php/Repetier-Host 8.4 Possible causes for motor’s non-action http://www.geeetech.com/forum/viewtopic.php?f=13&t=17038 8.5 Extruder does not work normally http://www.geeetech.com/forum/viewtopic.php?f=13&t=17097...

  • Page 60: Lcd Error： Max/Min Temp Error

    ShenZhen GETECH CO.,LTD www.geeetech.com 8.6 The hotbed or extruder can not be heated http://www.geeetech.com/forum/viewtopic.php?f=13&t=17117 8.7 LCD error： MAX/MIN TEMP error http://www.geeetech.com/forum/viewtopic.php?f=13&t=17030 8.8 No information or displaying black square on LCD http://www.geeetech.com/forum/viewtopic.php?f=13&t=17040 8.9 Time.h/endstop hit or other abnormalities http://www.geeetech.com/forum/viewtopic.php?f=13&t=17037...

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